1582179620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{22739}}^1$

素因数の和:22833

約数の個数: 72

約数和(自身を含む): 3919648320

約数和(自身を除く): 2337468700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 490, 497, 710, 980, 994, 1420, 1988, 2485, 3479, 4970, 6958, 9940, 13916, 17395, 22739, 34790, 45478, 69580, 90956, 113695, 159173, 227390, 318346, 454780, 636692, 795865, 1114211, 1591730, 1614469, 2228422, 3183460, 3228938, 4456844, 5571055, 6457876, 8072345, 11142110, 11301283, 16144690, 22284220, 22602566, 32289380, 45205132, 56506415, 79108981, 113012830, 158217962, 226025660, 316435924, 395544905, 791089810, 1582179620]

約数ペア:

[(1, 1582179620), (2, 791089810), (4, 395544905), (5, 316435924), (7, 226025660), (10, 158217962), (14, 113012830), (20, 79108981), (28, 56506415), (35, 45205132), (49, 32289380), (70, 22602566), (71, 22284220), (98, 16144690), (140, 11301283), (142, 11142110), (196, 8072345), (245, 6457876), (284, 5571055), (355, 4456844), (490, 3228938), (497, 3183460), (710, 2228422), (980, 1614469), (994, 1591730), (1420, 1114211), (1988, 795865), (2485, 636692), (3479, 454780), (4970, 318346), (6958, 227390), (9940, 159173), (13916, 113695), (17395, 90956), (22739, 69580), (34790, 45478)]